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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1960 | 1 |
| 1961 | 1 |
| 1962 | 1 |
| 1965 | 2 |
| 1966 | 2 |
| 1967 | 8 |
| 1968 | 2 |
| 1969 | 3 |
| 1970 | 10 |
| 1971 | 8 |
| 1972 | 9 |
| 1973 | 10 |
| 1974 | 14 |
| 1975 | 11 |
| 1976 | 15 |
| 1977 | 12 |
| 1978 | 15 |
| 1979 | 20 |
| 1980 | 19 |
| 1981 | 25 |
| 1982 | 21 |
| 1983 | 42 |
| 1984 | 36 |
| 1985 | 42 |
| 1986 | 31 |
| 1987 | 68 |
| 1988 | 101 |
| 1989 | 140 |
| 1990 | 160 |
| 1991 | 120 |
| 1992 | 151 |
| 1993 | 132 |
| 1994 | 121 |
| 1995 | 124 |
| 1996 | 125 |
| 1997 | 132 |
| 1998 | 146 |
| 1999 | 123 |
| 2000 | 130 |
| 2001 | 120 |
| 2002 | 151 |
| 2003 | 149 |
| 2004 | 140 |
| 2005 | 202 |
| 2006 | 275 |
| 2007 | 311 |
| 2008 | 302 |
| 2009 | 293 |
| 2010 | 305 |
| 2011 | 341 |
| 2012 | 354 |
| 2013 | 341 |
| 2014 | 378 |
| 2015 | 377 |
| 2016 | 367 |
| 2017 | 343 |
| 2018 | 346 |
| 2019 | 328 |
| 2020 | 366 |
| 2021 | 405 |
| 2022 | 569 |
| 2023 | 524 |
| 2024 | 165 |